Tuesday, April 23, 6th Grade Arithmetic "Multiplying Fractions and Integers" - 1 dL of paint can be used to paint 2/7 m²; how many m² can be painted with 3 dL? The equation could be formed quickly [Manryu Elementary School].

Monday, April 22, 3rd and 4th grade math "3) Multiplication of three numbers 4) Big numbers" - 3) Find the cost of two boxes of four donuts that cost 50 yen each. Two different ways of thinking were generated from the children, which will lead to the understanding of the next time of the Law of Concatenation [Manryu Elementary School].